Етикет: classification

Anna Karadencheva, PhD Student, Prof. Valeri Stoyanov, DSc.  Nikola Vaptsarov Naval Academy (Bulgaria) https://doi.org/10.53656/ped2026-2.06 Abstract. In this paper, we provide ...

Galina V. Velikova Nikola Vaptsarov Naval Academy – Varna (Bulgaria) https://doi.org/10.53656/for2024-02-04 Abstract. This study aims to offer a classification of ...